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148413693 = 31919713217
BaseRepresentation
bin10001101100010…
…01110011111101
3101100021012022110
420312021303331
5300443214233
622421004233
73451331661
oct1066116375
9340235273
10148413693
117685944a
1241853679
1324994b6c
14159d48a1
15d069663
hex8d89cfd

148413693 has 16 divisors (see below), whose sum is σ = 209373120. Its totient is φ = 93252096.

The previous prime is 148413691. The next prime is 148413703. The reversal of 148413693 is 396314841.

It is not a de Polignac number, because 148413693 - 21 = 148413691 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (148413691) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 4621 + ... + 17837.

It is an arithmetic number, because the mean of its divisors is an integer number (13085820).

Almost surely, 2148413693 is an apocalyptic number.

It is an amenable number.

148413693 is a deficient number, since it is larger than the sum of its proper divisors (60959427).

148413693 is a wasteful number, since it uses less digits than its factorization.

148413693 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 13436.

The product of its digits is 62208, while the sum is 39.

The square root of 148413693 is about 12182.5158731684. The cubic root of 148413693 is about 529.4496399213.

The spelling of 148413693 in words is "one hundred forty-eight million, four hundred thirteen thousand, six hundred ninety-three".

Divisors: 1 3 19 57 197 591 3743 11229 13217 39651 251123 753369 2603749 7811247 49471231 148413693